Home / 7,937.52-11,906.28-2,740.56

Finding the Fourth Proportional to 7,937.52, 11,906.28 and 2,740.56

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Solution

The fourth proportional to 7,937.52, 11,906.28 and 2,740.56 is: 4,110.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.52 : 11,906.28 = 2,740.56 : x
  2. Step 2: Convert to fraction form
    7,937.52/11,906.28 = 2,740.56/x
  3. Step 3: Cross multiply
    7,937.52x = 11,906.28 × 2,740.56
  4. Step 4: Simplify right side
    7,937.52x = 32,629,874.72
  5. Step 5: Solve for x
    x = 32,629,874.72/7,937.52
  6. Step 6: Final answer
    x = 4,110.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.